Initial dot-file commit after setting up repo and playing with stow

zsh/.oh-my-zsh/plugins/heroku/README.md

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+# Heroku
+
+This plugin provides completion for the [Heroku CLI](https://devcenter.heroku.com/articles/heroku-cli).
+
+To use it add heroku to the plugins array in your zshrc file:
+
+```bash
+plugins=(... heroku)
+```

zsh/.oh-my-zsh/plugins/heroku/heroku.plugin.zsh

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+HEROKU_AC_CACHE_DIR="$HOME/.cache"
+if [ "$(uname -s)" = "Darwin" ]; then
+  HEROKU_AC_CACHE_DIR="$HOME/Library/Caches"
+fi
+if [ ! -z "$XDG_CACHE_HOME" ]; then
+  HEROKU_AC_CACHE_DIR="$XDG_CACHE_DIR"
+fi
+HEROKU_AC_ZSH_SETUP_PATH=$HEROKU_AC_CACHE_DIR/heroku/autocomplete/zsh_setup
+[ -f $HEROKU_AC_ZSH_SETUP_PATH ] && source $HEROKU_AC_ZSH_SETUP_PATH